Analysis

  • max time kernel
    144s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-09-2024 11:48

General

  • Target

    Svchost.exe

  • Size

    45KB

  • MD5

    d7b665428dd5924505511bd5c0f79e28

  • SHA1

    ef1480132b1bae773ef2ddede22e0f1ae7786625

  • SHA256

    c69792d8a8ef30f50d118949aee702a01be0cafb4e9f6c9b544a8bb193ea5994

  • SHA512

    9c0918269b6c8ed93cff186ae13fc0bb288be64381f6465597c619a5a894e76cf5af45c46b7a1aea3c0acd184fc4f74cc2e2dc2b4dc9cedae6643b8ad74f9521

  • SSDEEP

    768:ldhO/poiiUcjlJInShYH9Xqk5nWEZ5SbTDaCuI7CPW5u:7w+jjgnSSH9XqcnW85SbTXuIm

Malware Config

Extracted

Family

xenorat

C2

zenofs.zapto.org

Mutex

Svcchost

Attributes
  • install_path

    appdata

  • port

    4444

  • startup_name

    Windows Support

Signatures

  • Detect XenoRat Payload 2 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Svchost.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1572
    • C:\Users\Admin\AppData\Roaming\XenoManager\Svchost.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\Svchost.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2456
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "Windows Support" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2ECB.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1288
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4072,i,1828333185976713750,7918646547767660928,262144 --variations-seed-version --mojo-platform-channel-handle=4384 /prefetch:8
    1⤵
      PID:1216

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp2ECB.tmp

      Filesize

      1KB

      MD5

      dc9da360c13e549113fa679558d32557

      SHA1

      c3edf7411c9ca91cf84ff5caee8617daab489d9c

      SHA256

      0b86988e5abcb35b0a4b2c12b4a0a6875aecfb910d87ec8dbcaf0a7d6a039725

      SHA512

      44645a3693177ab17be7d831b660be5f378e2930ccc23a4a8d3587ed8dd748fe2e65d47d90f0026f73be746a500a34b14bf3e93cc8edd62f71671cc4c58bee7a

    • C:\Users\Admin\AppData\Roaming\XenoManager\Svchost.exe

      Filesize

      45KB

      MD5

      d7b665428dd5924505511bd5c0f79e28

      SHA1

      ef1480132b1bae773ef2ddede22e0f1ae7786625

      SHA256

      c69792d8a8ef30f50d118949aee702a01be0cafb4e9f6c9b544a8bb193ea5994

      SHA512

      9c0918269b6c8ed93cff186ae13fc0bb288be64381f6465597c619a5a894e76cf5af45c46b7a1aea3c0acd184fc4f74cc2e2dc2b4dc9cedae6643b8ad74f9521

    • memory/1572-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

      Filesize

      4KB

    • memory/1572-1-0x0000000000F40000-0x0000000000F52000-memory.dmp

      Filesize

      72KB

    • memory/2456-15-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/2456-17-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB